A dead body is discovered at 3:45pm in a room where the temperature is 20°C. At that time the temperature of the body is 27°C. Two hours later, at 5:45pm, the temperature of the body is 25.3°C. Note that the normal (adult human) body temperature is 37°C. -Calculate the proportionality constant, k. Type only the letter of the correct answer. Here are the choices: A. 0.1391 B. 0.2788 C. 0.7571 D. 1.1319 -What is the approximate Time of Death?. Type only the letter of the correct answer. Here are the choices: A. 6:38 AM B. 8:42 AM C. 9:22 AM D. 12:15 PM

A dead body is discovered at 3:45pm in a room where the temperature is 20°C. At that time the temperature of the body is 27°C. Two hours later, at 5:45pm, the temperature of the body is 25.3°C. Note that the normal (adult human) body temperature is 37°C. -Calculate the proportionality constant, k. Type only the letter of the correct answer. Here are the choices: A. 0.1391 B. 0.2788 C. 0.7571 D. 1.1319 -What is the approximate Time of Death?. Type only the letter of the correct answer. Here are the choices: A. 6:38 AM B. 8:42 AM C. 9:22 AM D. 12:15 PM